/
options.ts
461 lines (444 loc) · 12.1 KB
/
options.ts
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import type {
NextConfig,
ExperimentalConfig,
EmotionConfig,
StyledComponentsConfig,
} from '../../server/config-shared'
type BundleType = 'client' | 'server' | 'default'
const nextDistPath =
/(next[\\/]dist[\\/]shared[\\/]lib)|(next[\\/]dist[\\/]client)|(next[\\/]dist[\\/]pages)/
const regeneratorRuntimePath = require.resolve(
'next/dist/compiled/regenerator-runtime'
)
export function getParserOptions({ filename, jsConfig, ...rest }: any) {
const isTSFile = filename.endsWith('.ts')
const isTypeScript = isTSFile || filename.endsWith('.tsx')
const enableDecorators = Boolean(
jsConfig?.compilerOptions?.experimentalDecorators
)
return {
...rest,
syntax: isTypeScript ? 'typescript' : 'ecmascript',
dynamicImport: true,
decorators: enableDecorators,
// Exclude regular TypeScript files from React transformation to prevent e.g. generic parameters and angle-bracket type assertion from being interpreted as JSX tags.
[isTypeScript ? 'tsx' : 'jsx']: !isTSFile,
importAssertions: true,
}
}
function getBaseSWCOptions({
filename,
jest,
development,
hasReactRefresh,
globalWindow,
modularizeImports,
swcPlugins,
compilerOptions,
resolvedBaseUrl,
jsConfig,
swcCacheDir,
isServerLayer,
bundleTarget,
hasServerComponents,
isServerActionsEnabled,
}: {
filename: string
jest?: boolean
development: boolean
hasReactRefresh: boolean
globalWindow: boolean
modularizeImports?: NextConfig['modularizeImports']
swcPlugins: ExperimentalConfig['swcPlugins']
compilerOptions: NextConfig['compiler']
resolvedBaseUrl?: string
jsConfig: any
bundleTarget: BundleType
swcCacheDir?: string
isServerLayer?: boolean
hasServerComponents?: boolean
isServerActionsEnabled?: boolean
}) {
const parserConfig = getParserOptions({ filename, jsConfig })
const paths = jsConfig?.compilerOptions?.paths
const enableDecorators = Boolean(
jsConfig?.compilerOptions?.experimentalDecorators
)
const emitDecoratorMetadata = Boolean(
jsConfig?.compilerOptions?.emitDecoratorMetadata
)
const useDefineForClassFields = Boolean(
jsConfig?.compilerOptions?.useDefineForClassFields
)
const plugins = (swcPlugins ?? [])
.filter(Array.isArray)
.map(([name, options]: any) => [require.resolve(name), options])
return {
jsc: {
...(resolvedBaseUrl && paths
? {
baseUrl: resolvedBaseUrl,
paths,
}
: {}),
externalHelpers: !process.versions.pnp && !jest,
parser: parserConfig,
experimental: {
keepImportAttributes: true,
emitAssertForImportAttributes: true,
plugins,
cacheRoot: swcCacheDir,
},
transform: {
// Enables https://github.com/swc-project/swc/blob/0359deb4841be743d73db4536d4a22ac797d7f65/crates/swc_ecma_ext_transforms/src/jest.rs
...(jest
? {
hidden: {
jest: true,
},
}
: {}),
legacyDecorator: enableDecorators,
decoratorMetadata: emitDecoratorMetadata,
useDefineForClassFields: useDefineForClassFields,
react: {
importSource:
jsConfig?.compilerOptions?.jsxImportSource ??
(compilerOptions?.emotion && !isServerLayer
? '@emotion/react'
: 'react'),
runtime: 'automatic',
pragma: 'React.createElement',
pragmaFrag: 'React.Fragment',
throwIfNamespace: true,
development: !!development,
useBuiltins: true,
refresh: !!hasReactRefresh,
},
optimizer: {
simplify: false,
globals: jest
? null
: {
typeofs: {
window: globalWindow ? 'object' : 'undefined',
},
envs: {
NODE_ENV: development ? '"development"' : '"production"',
},
// TODO: handle process.browser to match babel replacing as well
},
},
regenerator: {
importPath: regeneratorRuntimePath,
},
},
},
sourceMaps: jest ? 'inline' : undefined,
removeConsole: compilerOptions?.removeConsole,
// disable "reactRemoveProperties" when "jest" is true
// otherwise the setting from next.config.js will be used
reactRemoveProperties: jest
? false
: compilerOptions?.reactRemoveProperties,
// Map the k-v map to an array of pairs.
modularizeImports: modularizeImports
? Object.fromEntries(
Object.entries(modularizeImports).map(([mod, config]) => [
mod,
{
...config,
transform:
typeof config.transform === 'string'
? config.transform
: Object.entries(config.transform).map(([key, value]) => [
key,
value,
]),
},
])
)
: undefined,
relay: compilerOptions?.relay,
// Always transform styled-jsx and error when `client-only` condition is triggered
styledJsx: {},
// Disable css-in-js libs (without client-only integration) transform on server layer for server components
...(!isServerLayer && {
// eslint-disable-next-line @typescript-eslint/no-use-before-define
emotion: getEmotionOptions(compilerOptions?.emotion, development),
// eslint-disable-next-line @typescript-eslint/no-use-before-define
styledComponents: getStyledComponentsOptions(
compilerOptions?.styledComponents,
development
),
}),
serverComponents: hasServerComponents
? { isServer: !!isServerLayer }
: undefined,
serverActions: hasServerComponents
? {
// TODO-APP: When Server Actions is stable, we need to remove this flag.
enabled: !!isServerActionsEnabled,
isServer: !!isServerLayer,
}
: undefined,
bundleTarget,
}
}
function getStyledComponentsOptions(
styledComponentsConfig: undefined | boolean | StyledComponentsConfig,
development: any
) {
if (!styledComponentsConfig) {
return null
} else if (typeof styledComponentsConfig === 'object') {
return {
...styledComponentsConfig,
displayName: styledComponentsConfig.displayName ?? Boolean(development),
}
} else {
return {
displayName: Boolean(development),
}
}
}
function getEmotionOptions(
emotionConfig: undefined | boolean | EmotionConfig,
development: boolean
) {
if (!emotionConfig) {
return null
}
let autoLabel = !!development
switch (typeof emotionConfig === 'object' && emotionConfig.autoLabel) {
case 'never':
autoLabel = false
break
case 'always':
autoLabel = true
break
case 'dev-only':
default:
break
}
return {
enabled: true,
autoLabel,
sourcemap: development,
...(typeof emotionConfig === 'object' && {
importMap: emotionConfig.importMap,
labelFormat: emotionConfig.labelFormat,
sourcemap: development && emotionConfig.sourceMap,
}),
}
}
export function getJestSWCOptions({
isServer,
filename,
esm,
modularizeImports,
swcPlugins,
compilerOptions,
jsConfig,
resolvedBaseUrl,
pagesDir,
hasServerComponents,
}: {
isServer: boolean
filename: string
esm: boolean
modularizeImports?: NextConfig['modularizeImports']
swcPlugins: ExperimentalConfig['swcPlugins']
compilerOptions: NextConfig['compiler']
jsConfig: any
resolvedBaseUrl?: string
pagesDir?: string
hasServerComponents?: boolean
}) {
let baseOptions = getBaseSWCOptions({
filename,
jest: true,
development: false,
hasReactRefresh: false,
globalWindow: !isServer,
modularizeImports,
swcPlugins,
compilerOptions,
jsConfig,
hasServerComponents,
resolvedBaseUrl,
// Don't apply server layer transformations for Jest
isServerLayer: false,
// Disable server / client graph assertions for Jest
bundleTarget: 'default',
})
const isNextDist = nextDistPath.test(filename)
return {
...baseOptions,
env: {
targets: {
// Targets the current version of Node.js
node: process.versions.node,
},
},
module: {
type: esm && !isNextDist ? 'es6' : 'commonjs',
},
disableNextSsg: true,
disablePageConfig: true,
pagesDir,
}
}
export function getLoaderSWCOptions({
filename,
development,
isServer,
pagesDir,
appDir,
isPageFile,
hasReactRefresh,
modularizeImports,
optimizeServerReact,
optimizePackageImports,
swcPlugins,
compilerOptions,
jsConfig,
supportedBrowsers,
swcCacheDir,
relativeFilePathFromRoot,
hasServerComponents,
isServerLayer,
isServerActionsEnabled,
optimizeBarrelExports,
bundleTarget = 'client',
}: // This is not passed yet as "paths" resolving is handled by webpack currently.
// resolvedBaseUrl,
{
filename: string
development: boolean
isServer: boolean
pagesDir?: string
appDir: string
isPageFile: boolean
hasReactRefresh: boolean
optimizeServerReact?: boolean
modularizeImports: NextConfig['modularizeImports']
optimizePackageImports?: NonNullable<
NextConfig['experimental']
>['optimizePackageImports']
swcPlugins: ExperimentalConfig['swcPlugins']
compilerOptions: NextConfig['compiler']
jsConfig: any
supportedBrowsers: string[]
swcCacheDir: string
relativeFilePathFromRoot: string
bundleTarget: BundleType
hasServerComponents?: boolean
isServerLayer: boolean
isServerActionsEnabled?: boolean
optimizeBarrelExports?: string[]
}) {
let baseOptions: any = getBaseSWCOptions({
filename,
development,
globalWindow: !isServer,
hasReactRefresh,
modularizeImports,
swcPlugins,
compilerOptions,
jsConfig,
// resolvedBaseUrl,
swcCacheDir,
hasServerComponents,
isServerLayer,
isServerActionsEnabled,
bundleTarget,
})
baseOptions.fontLoaders = {
fontLoaders: [
'next/font/local',
'next/font/google',
// TODO: remove this in the next major version
'@next/font/local',
'@next/font/google',
],
relativeFilePathFromRoot,
}
baseOptions.cjsRequireOptimizer = {
packages: {
'next/server': {
transforms: {
NextRequest: 'next/dist/server/web/spec-extension/request',
NextResponse: 'next/dist/server/web/spec-extension/response',
ImageResponse: 'next/dist/server/web/spec-extension/image-response',
userAgentFromString: 'next/dist/server/web/spec-extension/user-agent',
userAgent: 'next/dist/server/web/spec-extension/user-agent',
},
},
},
}
if (optimizeServerReact && isServer && !development) {
baseOptions.optimizeServerReact = {
optimize_use_state: true,
}
}
// Modularize import optimization for barrel files
if (optimizePackageImports) {
baseOptions.autoModularizeImports = {
packages: optimizePackageImports,
}
}
if (optimizeBarrelExports) {
baseOptions.optimizeBarrelExports = optimizeBarrelExports
}
const isNextDist = nextDistPath.test(filename)
if (isServer) {
return {
...baseOptions,
// Disables getStaticProps/getServerSideProps tree shaking on the server compilation for pages
disableNextSsg: true,
disablePageConfig: true,
isDevelopment: development,
isServer,
pagesDir,
appDir,
isPageFile,
env: {
targets: {
// Targets the current version of Node.js
node: process.versions.node,
},
},
}
} else {
const options = {
...baseOptions,
// Ensure Next.js internals are output as commonjs modules
...(isNextDist
? {
module: {
type: 'commonjs',
},
}
: {}),
disableNextSsg: !isPageFile,
isDevelopment: development,
isServer,
pagesDir,
appDir,
isPageFile,
...(supportedBrowsers && supportedBrowsers.length > 0
? {
env: {
targets: supportedBrowsers,
},
}
: {}),
}
if (!options.env) {
// Matches default @babel/preset-env behavior
options.jsc.target = 'es5'
}
return options
}
}